*' 



Plate 2333 



POLYTOCA COOKEI, Stapf. 



Gramixe^e. Tribe Mayde^, 



p. Cookei, Stapf (fip. nov.) ; annuum (vel perennans, sed anno primo 

 florens?), culmo S-pedali vel altiore l.nevi ad nodos annulo pilorum 

 instructo, internodiis inferiorihus qiiam vagina? brevioribus superioribus 

 longioribus plus minusve exsertis, vaginis laxiusculis setis patulis e 

 tuberculis ortis obsitis striatis, ligubi brevi subhjalina fuscesceati- 

 pilosula, lamina lanceolata vel lineari-lanceolata basin versus angustata 

 acuminata flaccida in margine dense serrulata utrinque pilosa, nervis 

 "trinque 7-12 tenuibus sed distinctis aliis tenuissimis interjectis iiter-' 

 ^ediosubtus valde prominente dorso rotundato albido, ramis florentibus 

 ^ foliorura superiorum axillis fasciculatim congestis unoquoque basi 

 pTOphyllo dorsali anguste lineari longe acuminate pubescente instructo 

 iteratim ramificato, ramulis secundi vel tertii vel quarti ordinis eodem 

 '"';re collectis in inflorescentias heterogamas abeuntibus nempe estimo 

 fyjusque fasciculi (i.e. primario) elongate plus minusve esserto^ in pani^ 



'tiffl masnuljiTn r.ai+Qv.i"c r,v.K„„TTi«<-;c, jji spicas spurias mixtas sed 



CD 



f 



Kiasculam ca^teria abbreviatis 



imctione femineas abeuntibus, foliis ramificationes inflorescentiw cora- 

 positfe subtendentibus plus minusve reductis superioribus m spatlms 

 jaxas superne apertas demum sspe explicatis setaceo-caudatas vel 

 acutissim as mutatis striatis pilosis atque parce setosis, panicula mascula 

 ^'o^gata patule pubescente in articulos secedente, spiculis genunatis 

 iT ^ongius altero breviter pedicellato vel sessili bifloris, gluma I. lanceo- 

 ^ica acuminafa ^„v „„„i„ i rv,„if,"nprvi nervo medio et 



acuminata pubescente membranacea multinervi ner\ 

 f'TObus sn1.rv,„ >,„:.- _i.-i _ _ ■, , • _- _•..•_ -alidioribus 



cretens ^ 



tfir, -L ^^^"^-irglnalibus vel bisce solis sjepe v 



nmbus margine hyaliuo plus minusve inflexo, IT. tenuiore tenuineryi 

 H"lo breviore, III. et IV. ouam I. breviore glabra paucinerm 



quam 



I]'"'"'' Palea floris inferioris bicarinata emarginata hyalina quam 

 Snnv ?• P^"^« breviore, palea floris superioris s.-^pe ramuta lanceolata 

 tr2?^^'^^*"^ ^^^^^'b antheris 3 linearibus, lodiculis 2 late obova is 

 ZT I ''^"'«''« ^'•ebre venulosis, ovarii rudimento nullo, rhachi spic^ 

 iSf .f'^^^^eie mox in articulas secedente, articulis _ ^irciter j -^. 

 torn ' V ' ^P^^^ i" cupulam basin articuli sequentis conicam recipien- 

 arScur '^^^' >fimo nudo ca^teris spiculigrris, fpicuHs gemmaus^m 



pedicel U 



secundo et tertio una sessili femmea basi excavata _ altera 

 ffdaof ''''''^^■•^ spicube mascula^ simili sed ad glumas binas mbmas 

 mi uf^ ''""' Pe^icello rhachi ad cupula3 basin adnata m articulis sum- 

 «Piculi f'^"'. ^^^^^^ «Picula3 mascul^ consimili sed plus mmus redacto 

 £ m tT'^ ^'^™^I- Crustacea oblonga basi margiuib^^ ^-'J- ^f^ 

 '»>liqurt "■ ^^P'^ctente apice crista triloba ornata lobis ^^^^^^^ 

 infll ' >',"^^atis intermedlo emardnato la^vi dorso pubescente ma>gme 



^0 mtus utrinqu 



SERIES 



e quasi cri 



'V. VOL. IV. PAKT II. 



s'tutam oblique desceudentem formante, 



X 



